// Copyright (C) 2025 Kumo inc.
// Author: Jeff.li lijippy@163.com
// All rights reserved.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//

#ifndef ROTHAR_PEGTL_CONTRIB_INTERNAL_VECTOR_STACK_GUARD_HPP
#define ROTHAR_PEGTL_CONTRIB_INTERNAL_VECTOR_STACK_GUARD_HPP

#include <utility>
#include <vector>

#include "../../config.hpp"

namespace rothar::internal
{
   template< typename... Cs >
   class [[nodiscard]] vector_stack_guard
   {
   public:
      template< typename... Ts >
      vector_stack_guard( std::vector< Cs... >& vector, Ts&&... ts )
         : m_s( vector )
      {
         m_s.emplace_back( std::forward< Ts >( ts )... );
      }

      vector_stack_guard( vector_stack_guard&& ) = delete;
      vector_stack_guard( const vector_stack_guard& ) = delete;

      vector_stack_guard& operator=( vector_stack_guard&& ) = delete;
      vector_stack_guard& operator=( const vector_stack_guard& ) = delete;

      ~vector_stack_guard()
      {
         m_s.pop_back();
      }

   private:
      std::vector< Cs... >& m_s;
   };

   template< typename... Cs >
   vector_stack_guard( std::vector< Cs... >&, const typename std::vector< Cs... >::value_type& ) -> vector_stack_guard< Cs... >;

}  // namespace rothar::internal

#endif
